Core M-5Y31 is a mobile processor from Intel released on 27 October 2014, and it is in active production status now. It belongs to Core M family and has a Broadwell-Y architecture. This processor is built on Intel BGA 1234, and uses unknown PCI express connection. 14 nm process is used in production.
Processor has 2 cores and 4 threads, with the base frequency of 900 MHz. It has DDR4 memory support. As for the cache, it supports L1 64K (per core), L2 256K (per core) and L3 4MB (shared).